Beyond Chouteau’s Island, as the wagon trains turned south to go down to the Cimarron River, they skirted the west side of a small, very deep lake called Clear Lake. Location: Lakin, KS 67860 Kearny County Buy Kansas State flags at Flagstore.com! Country: United States of America Buy United States of America flags at Flagstore.com! retreating to an island five miles southwest of this marker the hunters beat them off with the loss of only one man. Chouteau's Island (HM18PJ). Retreating to what was once an island five miles southwest of this marker the hunters beat them off with the loss of only one man. Chouteau's Island, an island in the Arkansas river, was one of the landmarks of the old Santa Fe trail. chouteau's island. In the spring of 1816 Auguste P. Chouteau's hunting party traveling east with a winter's catch of furs was attacked near the Arkansas river by 200 Pawnees. Retreating to what was once an island five iles southwest of this marker the hunters beat them off with the loss of only one man. It may seem strange that a landmark of such a character would get lost, but Chouteau's island has been located in several places. (A historical marker located near Lakin in Kearny County, Kansas.) in the spring of 1816 auguste p. chouteau's hunting party traveling east with a winter's catch of furs was attacked near the arkansas river by 200 pawnnes. In 1825 increased travel on the Santa Fe trail brought a government survey and Chouteau's island was listed as a turning off place for the dangerous Jornada to the Cimarron. It was about 50 feet in diameter, and, at one time, it was sounded to the depth of 250 feet without finding any bottom. N 37° 56.636', W 101° 17.05' Chouteau Island (/ ʃ oʊ ˈ t oʊ / shoh-TOH), situated approximately eight miles (13 km) due north of the Gateway Arch in St. Louis, Missouri, and approximately one mile (1.6 km) south of the confluence of the Missouri River and Mississippi River, is one of a cluster of three islands: Chouteau Island, Gabaret Island, and Mosenthein Island. Kansas Historical Marker Chouteau's Island In the spring of 1815 Auguste P. Chouteau's hunting party traveling east with a winter's catch of furs was attacked near the Arkansas river by 200 Pawnees.